diff --git a/Library/PCSC API/include/ft301u.h b/Library/PCSC API/include/ft301u.h
index e166a8e..1f3a134 100755
--- a/Library/PCSC API/include/ft301u.h	
+++ b/Library/PCSC API/include/ft301u.h	
@@ -9,11 +9,21 @@
 
 #include "wintypes.h"
 
+
+typedef enum READERTYPE{
+    READER_UNKOWN = 0,
+    READER_bR301,
+    READER_iR301U_DOCK,
+    READER_iR301U_LIGHTING
+    
+}READERTYPE;
+
 #ifdef __cplusplus
 extern "C"
 {
 #endif
     LONG SCARD_CTL_CODE(unsigned int code);
+	
     /*
     Function: FtGetSerialNum
  
@@ -25,7 +35,6 @@ extern "C"
     Description:
     This function userd to get serial number of iR301.
     */
-    
     LONG FtGetSerialNum(SCARDHANDLE hCard, unsigned int  length,
                                       char * buffer);
     /*
@@ -134,7 +143,6 @@ extern "C"
      Parameters:
      bDidEnter 	IN	 must be set 1
                      
-     
      Description:
      Use this method to release monitor thread of reader status
      
@@ -156,21 +164,45 @@ extern "C"
      Description:
      This function userd to transmit data with SLE4442 card
      */
-    
     LONG FtSle4442Cmd(SCARDHANDLE hCard,LPCBYTE pbCmd,DWORD bLengthToRead,BYTE bIsClockNum,LPBYTE pbRecvBuffer,LPDWORD pcbRecvLength);
-    /*
+    
+	/*
      Function: FtGetLibVersion
      
      Parameters:
      buffer :buffer of libVersion
      
-     
      Description:
      Get the Current Lib Version
      
      */
     void FtGetLibVersion (char *buffer);
     
+     /*
+     Function: FtGetDevVer
+     
+     Parameters:
+     hContext           IN      Connection made from SCardConnect(Ignore this parameter and just set to zero in iOS system)
+     firmwareRevision 	INOUT	IN: The buffer  OUT: The real buffer contain return version data
+     hardwareRevision 	INOUT   IN: The buffer  OUT: The real buffer contain return version data
+     
+     Description:
+     Get the current Reader firmware Version and hardware Version   
+     */
+    LONG FtGetDevVer( SCARDCONTEXT hContext,char *firmwareRevision,char *hardwareRevision);
+	
+	 /*
+     Function: FtGetCurrentReaderType
+     
+     Parameters:
+     readerType :   INOUT	IN: int value  OUT: The real current reader type
+     
+     Description:
+     Get current Reader Type
+     */
+    
+    LONG FtGetCurrentReaderType(unsigned int *readerType);
+    
 #ifdef __cplusplus
 }
 #endif
diff --git a/Library/PCSC API/lib/iRockey301_ccid_ST_V1.31.2_debug.a b/Library/PCSC API/lib/iRockey301_ccid_ST_V1.31.2_debug.a
deleted file mode 100644
index 2104cf0..0000000
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diff --git a/Library/PCSC API/lib/iRockey301_ccid_ST_V1.31.2_release.a b/Library/PCSC API/lib/iRockey301_ccid_ST_V1.31.2_release.a
deleted file mode 100644
index 52ca83c..0000000
Binary files a/Library/PCSC API/lib/iRockey301_ccid_ST_V1.31.2_release.a and /dev/null differ
diff --git a/Library/PCSC API/lib/libiRockey301_ccid_V1.31.4_debug.a b/Library/PCSC API/lib/libiRockey301_ccid_V1.31.4_debug.a
new file mode 100644
index 0000000..383cea6
Binary files /dev/null and b/Library/PCSC API/lib/libiRockey301_ccid_V1.31.4_debug.a differ
diff --git a/Library/PCSC API/lib/libiRockey301_ccid_V1.31.4_release.a b/Library/PCSC API/lib/libiRockey301_ccid_V1.31.4_release.a
new file mode 100644
index 0000000..4535664
Binary files /dev/null and b/Library/PCSC API/lib/libiRockey301_ccid_V1.31.4_release.a differ
diff --git a/Readme.txt b/Readme.txt
index 15e8c19..1ea0825 100755
--- a/Readme.txt
+++ b/Readme.txt
@@ -1,4 +1,5 @@
-
+2016/4/18
+	Update iOS SDK, add get reader type API - FtGetCurrentReaderType.
 2016/2/24
 	Fix SCardGetStatusChange() may (not always, but frequently) return “SCARD_E_READER_UNAVAILABLE” problem, new lib version is 1.31.2
 2015/12/25